Home / 7,492.12-10,339.52-4,508.89

Finding the Fourth Proportional to 7,492.12, 10,339.52 and 4,508.89

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Solution

The fourth proportional to 7,492.12, 10,339.52 and 4,508.89 is: 6,222.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.12 : 10,339.52 = 4,508.89 : x
  2. Step 2: Convert to fraction form
    7,492.12/10,339.52 = 4,508.89/x
  3. Step 3: Cross multiply
    7,492.12x = 10,339.52 × 4,508.89
  4. Step 4: Simplify right side
    7,492.12x = 46,619,709.94
  5. Step 5: Solve for x
    x = 46,619,709.94/7,492.12
  6. Step 6: Final answer
    x = 6,222.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.